./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d38e88fe22a50908068a5dc4ad99e01a2ab81209 .................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:43:30,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:43:30,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:43:30,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:43:30,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:43:30,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:43:30,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:43:30,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:43:30,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:43:30,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:43:30,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:43:30,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:43:30,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:43:30,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:43:30,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:43:30,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:43:30,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:43:30,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:43:30,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:43:30,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:43:30,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:43:30,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:43:30,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:43:30,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:43:30,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:43:30,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:43:30,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:43:30,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:43:30,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:43:30,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:43:30,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:43:30,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:43:30,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:43:30,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:43:30,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:43:30,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:43:30,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:43:30,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:43:30,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:43:30,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:43:30,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:43:30,267 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-12-01 16:43:30,313 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:43:30,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:43:30,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:43:30,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:43:30,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:43:30,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:43:30,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:43:30,317 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:43:30,317 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:43:30,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:43:30,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:43:30,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:43:30,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:43:30,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:43:30,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:43:30,320 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-12-01 16:43:30,320 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:43:30,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:43:30,321 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:43:30,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:43:30,321 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:43:30,322 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:43:30,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:43:30,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:43:30,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:43:30,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:43:30,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:43:30,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:43:30,323 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:43:30,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:43:30,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:43:30,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d38e88fe22a50908068a5dc4ad99e01a2ab81209 [2020-12-01 16:43:30,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:43:30,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:43:30,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:43:30,692 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:43:30,693 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:43:30,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/../../sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c [2020-12-01 16:43:30,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/data/accae1496/c5651addeaa14446abee161e5e96c275/FLAG990eae2d6 [2020-12-01 16:43:31,436 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:43:31,437 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c [2020-12-01 16:43:31,469 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/data/accae1496/c5651addeaa14446abee161e5e96c275/FLAG990eae2d6 [2020-12-01 16:43:31,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/data/accae1496/c5651addeaa14446abee161e5e96c275 [2020-12-01 16:43:31,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:43:31,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:43:31,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:43:31,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:43:31,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:43:31,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:43:31" (1/1) ... [2020-12-01 16:43:31,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f17db3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:31, skipping insertion in model container [2020-12-01 16:43:31,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:43:31" (1/1) ... [2020-12-01 16:43:31,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:43:31,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:43:32,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:43:32,111 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:43:32,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:43:32,214 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:43:32,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32 WrapperNode [2020-12-01 16:43:32,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:43:32,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:43:32,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:43:32,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:43:32,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:43:32,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:43:32,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:43:32,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:43:32,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... [2020-12-01 16:43:32,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:43:32,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:43:32,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:43:32,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:43:32,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:43:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:43:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:43:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:43:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:43:32,636 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:43:33,291 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-12-01 16:43:33,291 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-12-01 16:43:33,533 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:43:33,533 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:43:33,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:33 BoogieIcfgContainer [2020-12-01 16:43:33,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:43:33,537 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:43:33,537 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:43:33,548 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:43:33,548 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:33" (1/1) ... [2020-12-01 16:43:33,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:43:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:33,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 133 states and 214 transitions. [2020-12-01 16:43:33,617 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 214 transitions. [2020-12-01 16:43:33,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 16:43:33,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:43:33,776 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:43:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:43:33,827 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:43:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:43:33,914 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:43:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:43:33,933 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:43:34,015 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2020-12-01 16:43:34,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:43:34 ImpRootNode [2020-12-01 16:43:34,040 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:43:34,041 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:43:34,041 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:43:34,041 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:43:34,042 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:33" (3/4) ... [2020-12-01 16:43:34,044 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 16:43:34,100 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0079adfc-d1b0-4b5f-9581-db49f7cdae01/bin/ukojak/witness.graphml [2020-12-01 16:43:34,100 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:43:34,102 INFO L168 Benchmark]: Toolchain (without parser) took 2345.45 ms. Allocated memory was 96.5 MB in the beginning and 153.1 MB in the end (delta: 56.6 MB). Free memory was 70.5 MB in the beginning and 114.6 MB in the end (delta: -44.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:43:34,103 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 56.0 MB in the beginning and 56.0 MB in the end (delta: 56.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:43:34,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.09 ms. Allocated memory was 96.5 MB in the beginning and 153.1 MB in the end (delta: 56.6 MB). Free memory was 70.4 MB in the beginning and 125.7 MB in the end (delta: -55.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:43:34,104 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.25 ms. Allocated memory is still 153.1 MB. Free memory was 125.7 MB in the beginning and 122.8 MB in the end (delta: 2.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:43:34,105 INFO L168 Benchmark]: Boogie Preprocessor took 68.08 ms. Allocated memory is still 153.1 MB. Free memory was 122.8 MB in the beginning and 120.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:43:34,105 INFO L168 Benchmark]: RCFGBuilder took 1126.32 ms. Allocated memory is still 153.1 MB. Free memory was 120.5 MB in the beginning and 83.7 MB in the end (delta: 36.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:43:34,106 INFO L168 Benchmark]: CodeCheck took 503.54 ms. Allocated memory is still 153.1 MB. Free memory was 83.7 MB in the beginning and 117.8 MB in the end (delta: -34.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:43:34,107 INFO L168 Benchmark]: Witness Printer took 59.91 ms. Allocated memory is still 153.1 MB. Free memory was 117.8 MB in the beginning and 114.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:43:34,110 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 133 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 83]: integer overflow possible integer overflow possible We found a FailurePath: [L677] int s ; [L678] int tmp ; [L682] s = 8464 [L11] int s__info_callback = __VERIFIER_nondet_int(); [L12] int s__in_handshake = __VERIFIER_nondet_int(); [L13] int s__state ; [L14] int s__new_session ; [L15] int s__server ; [L16] int s__version = __VERIFIER_nondet_int(); [L17] int s__type ; [L18] int s__init_num ; [L19] int s__hit = __VERIFIER_nondet_int(); [L20] int s__rwstate ; [L21] int s__init_buf___0 ; [L22] int s__debug = __VERIFIER_nondet_int(); [L23] int s__shutdown ; [L24] int s__cert = __VERIFIER_nondet_int(); [L25] int s__options = __VERIFIER_nondet_int(); [L26] int s__verify_mode = __VERIFIER_nondet_int(); [L27] int s__session__peer = __VERIFIER_nondet_int(); [L28] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L29] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L30] int s__ctx__stats__sess_accept_renegotiate ; [L31] int s__ctx__stats__sess_accept ; [L32] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__cert_request ; [L34] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__use_rsa_tmp ; [L36] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L37] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L38] int s__s3__tmp__next_state___0 ; [L39] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L40] int s__session__cipher ; [L41] int buf ; [L42] unsigned long l ; [L43] unsigned long Time ; [L44] unsigned long tmp ; [L45] int cb ; [L46] long num1 ; [L47] int ret ; [L48] int new_state ; [L49] int state ; [L50] int skip ; [L51] int got_new_session ; [L52] int tmp___1 = __VERIFIER_nondet_int(); [L53] int tmp___2 = __VERIFIER_nondet_int(); [L54] int tmp___3 = __VERIFIER_nondet_int(); [L55] int tmp___4 = __VERIFIER_nondet_int(); [L56] int tmp___5 = __VERIFIER_nondet_int(); [L57] int tmp___6 = __VERIFIER_nondet_int(); [L58] int tmp___7 ; [L59] long tmp___8 = __VERIFIER_nondet_long(); [L60] int tmp___9 = __VERIFIER_nondet_int(); [L61] int tmp___10 = __VERIFIER_nondet_int(); [L62] int blastFlag ; [L63] int __retres67 ; [L66] s__state = initial_state [L67] blastFlag = 0 [L68] tmp = __VERIFIER_nondet_int() [L69] Time = tmp [L70] cb = 0 [L71] ret = -1 [L72] skip = 0 [L73] got_new_session = 0 [L74] COND TRUE s__info_callback != 0 [L75] cb = s__info_callback [L83] s__in_handshake + 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 56.0 MB in the beginning and 56.0 MB in the end (delta: 56.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 468.09 ms. Allocated memory was 96.5 MB in the beginning and 153.1 MB in the end (delta: 56.6 MB). Free memory was 70.4 MB in the beginning and 125.7 MB in the end (delta: -55.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.25 ms. Allocated memory is still 153.1 MB. Free memory was 125.7 MB in the beginning and 122.8 MB in the end (delta: 2.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.08 ms. Allocated memory is still 153.1 MB. Free memory was 122.8 MB in the beginning and 120.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1126.32 ms. Allocated memory is still 153.1 MB. Free memory was 120.5 MB in the beginning and 83.7 MB in the end (delta: 36.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 16.1 GB. * CodeCheck took 503.54 ms. Allocated memory is still 153.1 MB. Free memory was 83.7 MB in the beginning and 117.8 MB in the end (delta: -34.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 59.91 ms. Allocated memory is still 153.1 MB. Free memory was 117.8 MB in the beginning and 114.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...